Very similar to a Coomer, except that they are addicted to masturbating at a competitive level. They attempt to shoot a huge load as high into the air as they can, always trying to beat their high score .
"Bro I beat my highest record cooming last night, 60cm high!"
"Shut up, Ploomer"
Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.